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A099829 Smallest perimeter S such that at least n distinct Pythagorean triangles with this perimeter can be constructed. 3
12, 60, 120, 240, 420, 720, 840, 840, 1680, 1680, 2520, 2520, 4620, 5040, 5040, 5040, 9240, 9240, 9240, 9240, 18480, 18480, 18480, 18480, 18480, 27720, 27720, 27720, 27720, 27720, 27720, 55440, 55440, 55440, 55440, 55440, 55440, 55440, 55440 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
Eric Weisstein's World of Mathematics, Pythagorean Triple.
EXAMPLE
a(3)=120 because 120 is the smallest possible perimeter for which 3 different Pythgorean triangles exist: 120=20+48+52=24+45+51=30+40+50.
CROSSREFS
Cf. A099830 first perimeter with exact match of number of Pythagorean triangles, A009096 ordered perimeters of Pythagorean triangles.
Sequence in context: A273691 A094807 A120644 * A099830 A361568 A158443
KEYWORD
nonn
AUTHOR
Hugo Pfoertner, Oct 27 2004
EXTENSIONS
More terms from Ray Chandler, Oct 29 2004
STATUS
approved

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Last modified June 7 11:34 EDT 2023. Contains 363157 sequences. (Running on oeis4.)